Using the debye approximation in 2d, show that the low temperature specific heat of a 2d solid has the functional form cv=k*t^n find the value of n, and an expression for k in terms of a definite integral. state your assumptions.
electromagnetic waves travel through space with vacuums. give me brainliest if right.
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i think the answer would be b
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The car would move to the right with 150 n of force. the 150 n of force from friction and air resistance slows the car from moving to the right with 300 n of force.
The electric field direction is defined by the direction of the force felt by (select one of the following answers): 1. a negative charge. 2. a positive charge. 3. both positive and negative charges.